*Please don't try this at home*
Back when telephone exchanges were mechanical, could you 'dial' the number yourself without the actual dial? Every 'phreak' knew the answer, but I seldom dared to try and never succeeded... until now.
Demonstrated on an ex-BT exchange exhibit at the Internal Fire Museum, near Cardigan in west Wales. Listen for the ex-BT engineer behind me going orgasmic at my perfect timing.
